On what date does Shenzhen Social Security approach new employees every month?

According to the inquiry, the processing time of monthly social security increase is from 5th to 25th of each month, and the deadline is 25th. After the employer successfully handles the online increase, the first-time insured person shall, within 5 working days after receiving the successful conversion information from the local tax department, handle the business card printing formalities with the following information to the municipal and district social security agencies where the insured unit is located.